1151660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 2449440

約数和(自身を除く): 1297780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 647, 890, 1294, 1780, 2588, 3235, 6470, 12940, 57583, 115166, 230332, 287915, 575830, 1151660]

約数ペア:

[(1, 1151660), (2, 575830), (4, 287915), (5, 230332), (10, 115166), (20, 57583), (89, 12940), (178, 6470), (356, 3235), (445, 2588), (647, 1780), (890, 1294)]